Yamaha A-S201 Service Manual page 17

11. When writing of the firmware is completed, the screen appears as shown below. (Fig. 7)
12. Click [X] to end RFP.exe. (Fig. 7)
13. Disconnect the power cable of this unit from the AC outlet.
14. Remove the RS-232C conversion adaptor and flexible flat cable from the writing port (CB201 on MAIN (1) P.C.B.) of
this unit.
15. Connect the power cable of this unit to the AC outlet, start up the self-diagnostic function and check that the
firmware version and checksum are the same as written ones. (For details, refer to "Confirmation of firmware
version and checksum")
Fig. 7
A-S201
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